EPDM Tube 13/10 - Black 3m (9,84ft) Retailbox 18641 The EPDM tube from Alphacool's Enterprise Solutions series is characterised by its high resistance to acids, alkalis and external influences and has exceptional longevity compared to conventional PVC tubes. The matt black hose with its discreet velvet look will quickly become an eye-catcher in any water-cooled PC. Specifications: Length 3 m Material tube Ethylene propylene diene rubber (EPDM, without talc) Color matt black Tube size Ø outside 13 mm / Ø inside 10 mm (tolerances according to DIN ISO 33-02-1 E1) Hardness grade 80° (± 5°) Shore A Working temperature -35° C bis +120° C